Waste Water Treatment Plant

United Water completed its third year as the contract operator of the Cohasset Waste Water Treatment Plant. Overall the Cohasset Sewer Commission is very pleased with the operation and maintenance of the plant, The Facility continues to produce a very high quality effluent, utilizing its innovative membrane technology.

Award Winning


Recently the Department of Environmental Protection recognized the Town of Cohasset as the recipient of the 2013 Award of Excellence for Plant Performance. This award is a significant achievement for the treatment facility and for the Cohasset as a whole. The Sewer Commission would like to recognize United Water and Coughlin Environmental Services for continuing to adhere to the high standards we expect from our partners in operations.